that, we started peroral endoscopic myotomy (POEM) in 2008 1 as a minimally invasive
endoscopic treatment for achalasia and related motility disorders. Use of POEM has spread
all over the world. However, the potential risk of developing GERD after POEM has been
reported in multiple studies. 2 Seeking to prevent post-POEM GERD, we conducted a pilot
study on the effectiveness of POEM+ fundoplication (POEM+ F) 3 as a natural-orifice …